RPR_MATERIAL_NODE_MICROFACET_BECKMANN

Usage

Beckmann style microfacet reflectance for specular surfaces.

Parameters

Input	Name	Type and Range	Brief Explanation
RPR_MATERIAL_INPUT_COLOR	color	Color	Reflection color.
RPR_MATERIAL_INPUT_NORMAL	normal	Vector	Normal direction used for shading.
RPR_MATERIAL_INPUT_IOR	ior	Float	Index of refraction, usually 1-5.
RPR_MATERIAL_INPUT_ROUGHNESS	roughness	Float 0-1	Reflection roughness.